22644105999 has 16 divisors (see below), whose sum is σ = 30833270784. Its totient is φ = 14776829600.

The previous prime is 22644105971. The next prime is 22644106003. The reversal of 22644105999 is 99950144622.

It is a cyclic number.

It is not a de Polignac number, because 22644105999 - 2⁷ = 22644105871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22644105929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96687 + ... + 233744.

It is an arithmetic number, because the mean of its divisors is an integer number (1927079424).

Almost surely, 2^22644105999 is an apocalyptic number.

22644105999 is a deficient number, since it is larger than the sum of its proper divisors (8189164785).

22644105999 is a wasteful number, since it uses less digits than its factorization.

22644105999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330918.

The product of its (nonzero) digits is 1399680, while the sum is 51.

The spelling of 22644105999 in words is "twenty-two billion, six hundred forty-four million, one hundred five thousand, nine hundred ninety-nine".